{"product_id":"carrier-c50a402062-transformer-h302a1","title":"OEM Carrier Transformer 40VA 120V\/24V for C50A402062","description":"\u003ch1\u003eOEM Carrier Control Transformer 40VA 120V\/24V for Model C50A402062\u003c\/h1\u003e\u003cp\u003eThis OEM control transformer is the factory-specified replacement for the \u003cstrong\u003eCarrier C50A402062\u003c\/strong\u003e commercial packaged rooftop unit. The transformer steps down 120V line voltage to 24V to power the entire low-voltage control circuit — including the thermostat, contactor coil, gas valve, and control board. When it fails, the thermostat goes dark, the system stops responding to calls for heating or cooling, and nothing operates. It is often the first component to check when a unit appears completely dead with no obvious cause.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpecs:\u003c\/strong\u003e 40VA rated | Primary: 120V | Secondary: 24V | OEM part numbers HT01BD236 and HT01BD702 | Factory-matched for Carrier C50A402062 control circuit requirements\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM vs Generic:\u003c\/strong\u003e OEM transformers are wound and insulated to Carrier's exact VA and thermal specifications. Generic substitutes frequently run hot under sustained load, tripping internal thermal protectors or failing prematurely and taking other control components with them.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInstall difficulty: 2\/5\u003c\/strong\u003e — Disconnect all power before servicing. Tools needed: flathead and Phillips screwdrivers, needle-nose pliers, multimeter. Always verify 24V output on the secondary before reconnecting the control circuit. Photograph all wiring connections prior to removal.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty:\u003c\/strong\u003e 1-year OEM factory warranty against defects. Ships same business day from our warehouse when ordered before cutoff.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eCompatibility:\u003c\/strong\u003e Designed for the Carrier \u003cstrong\u003eC50A402062\u003c\/strong\u003e commercial rooftop packaged unit. Cross-references OEM part numbers \u003cstrong\u003eHT01BD236\u003c\/strong\u003e and \u003cstrong\u003eHT01BD702\u003c\/strong\u003e. Confirm your unit's control voltage and VA requirements on the data plate before ordering. Our parts specialists are available to verify fitment — order with confidence and get same-day shipping on in-stock units.\u003c\/p\u003e","brand":"Carrier","offers":[{"title":"OEM","offer_id":62909690806643,"sku":"CARRIE-C50A402062-TRANSFORMER-HT01BD236","price":47.25,"currency_code":"USD","in_stock":true},{"title":"Generic","offer_id":62909690839411,"sku":"CARRIE-C50A402062-TRANSFORMER-HT01BD236-GEN","price":18.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0984\/1190\/5395\/files\/nhvac-transformer-control-HT01BD236_ee0c06af-97a4-4c4a-8c63-2f1ec599e36d.jpg?v=1782940483","url":"https:\/\/nationalhvacparts.com\/products\/carrier-c50a402062-transformer-h302a1","provider":"National HVAC Parts","version":"1.0","type":"link"}